VIDEO : Heidi Montag finds out how much baby weight she's gained

MTV's The Hills reality star, Heidi Montag, hasn't been shy about documenting the first 6 months of her pregnancy. The 30-year-old has updated fans since the beginning on social media as she and her husband, Spencer Pratt prepare to be first time parents. In a recent Snapchat session, viewers were invited inside of her doctor's appointment, where she learned that she's already gained 25 pounds of baby weight. Her response? According to ET Montag replied sarcastically, saying, "No big deal, right? Just three more months to go at 4 pounds a month," adding "I think I over ate? The new mom put appearance aside after her baby was playing hide and seek on the ultrasound. She joked, ?Should I do some jumping jacks??